<template>
  <h4>{{ person }}</h4>
  <h2>姓名:{{ name }}</h2>
  <h2>年龄:{{ age }}</h2>
  <h2>薪资:{{ job.j1.salary }}K</h2>
  <button @click="name += '~'">修改姓名</button>
  <button @click="age++">增长年龄</button>
  <button @click="job.j1.salary++">涨薪</button>
</template>

<script>
import { reactive, toRef, toRefs } from 'vue'
export default {
  name: 'Demo',
  setup() {
    // 数据
    let person = reactive({
      name: '张三',
      age: 18,
      job: {
        j1: {
          salary: 20
        }
      }
    })

    // const name1 = person.name
    // console.log('$$$', name1)
    // const name2 = toRef(person, 'name')
    // console.log('%%%', name2);

    // const x = toRefs(person)
    // console.log(x);

    return {
      person,
      ...toRefs(person)
      // name: toRef(person, 'name'),
      // age: toRef(person, 'age'),
      // salary: toRef(person.job.j1, 'salary')
    }
  }

}
</script>

<style>
</style>
